AUXILIARES DE MANDO DE BAJA TENSION. PRESCRIPCIONES GENERALES
CONTROL SWITCHES. GENERAL REQUIREMENTS
Buy on AENOR
29.120.60 / Control switchgear and controlgear and control devices
CTN 207 - Transmission and distribution of electrical energy
IEC 337- 1:70+1A:73+1B:75 M (Identical)
IEC 337-1:1970 + CEI 337-1A:1 (Identical)
It is cancelled by: UNE-EN 60947-5-1:1994
Cancel: UNE 20119-1/1C: 1976
Cancel: UNE 20119-1:1974
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